Alfred Sandrock serves as Executive at BIOGEN IDEC INC., where they oversee executive responsibilities. Since joining the company, Alfred Sandrock has executed 122 insider transactions totaling $17.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 1, 2017 involved selling 973 shares valued at $282.2K.
Alfred Sandrock currently holds 484,060 shares of BIOGEN IDEC INC. (BIIB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Alfred Sandrock has been a net seller of BIIB stock. They have purchased $0 and sold $17.6M worth of shares.
Alfred Sandrock's most recent insider trade was on Mar 1, 2017, when they sold 973 shares at $290.07 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Discretionary |
| Feb 28, 2017 | BIIB | $186.1K | Payment | 647 | $287.63 | Discretionary |
| Feb 28, 2017 | BIIB | $0 | Option Exercise | 398 | $N/A | Discretionary |
| Feb 28, 2017 | BIIB | $53.5K | Payment | 188 | $284.75 | Discretionary |
| Feb 28, 2017 | BIIB | $199.8K | Payment | 727 | $274.76 | Discretionary |
| Feb 28, 2017 | BIIB | $0 | Option Exercise | 1,569 | $N/A | Discretionary |
| Feb 28, 2017 | BIIB | $105.5K | Payment | 384 | $274.76 | Discretionary |
| Feb 28, 2017 | BIIB | $0 | Option Exercise | 815 | $N/A | Discretionary |
| Feb 28, 2017 | BIIB | $81.3K | Payment | 296 | $274.60 | Discretionary |
| Feb 28, 2017 | BIIB | $0 | Option Exercise | 628 | $N/A | Discretionary |
| Feb 28, 2017 | BIIB | $203.0K | Payment | 739 | $274.76 | Discretionary |
| Feb 25, 2016 | BIIB | $47.9K | Sale | 183 | $261.90 | Discretionary |
| Feb 23, 2016 | BIIB | $0 | Option Exercise | 347 | $N/A | Discretionary |
| Feb 23, 2016 | BIIB | $42.5K | Payment | 164 | $258.99 | Discretionary |
| Feb 17, 2016 | BIIB | $184.9K | Sale | 722 | $256.16 | Discretionary |
| Feb 12, 2016 | BIIB | $0 | Option Exercise | 792 | $N/A | Discretionary |
| Feb 12, 2016 | BIIB | $66.7K | Payment | 270 | $247.22 | Discretionary |
| Feb 12, 2016 | BIIB | $0 | Option Exercise | 573 | $N/A | Discretionary |
| Feb 12, 2016 | BIIB | $155.3K | Payment | 628 | $247.22 | Discretionary |
| Feb 12, 2016 | BIIB | $0 | Option Exercise | 1,434 | $N/A | Discretionary |
| Feb 12, 2016 | BIIB | $92.2K | Payment | 373 | $247.22 | Discretionary |
| Feb 12, 2016 | BIIB | $137.5K | Payment | 556 | $247.22 | Discretionary |
| Feb 9, 2016 | BIIB | $210.1K | Sale | 852 | $246.54 | Discretionary |
| Feb 8, 2016 | BIIB | $106.8K | Payment | 426 | $250.77 | Discretionary |
| Feb 8, 2016 | BIIB | $0 | Option Exercise | 1,278 | $N/A | Discretionary |
| Dec 4, 2015 | BIIB | $122.2K | Sale | 441 | $277.00 | Discretionary |
| Dec 3, 2015 | BIIB | $108.2K | Payment | 393 | $275.44 | Discretionary |
| Mar 27, 2015 | BIIB | $185.0K | Sale | 430 | $430.12 | Discretionary |
| Mar 2, 2015 | BIIB | $245.4K | Sale | 600 | $408.98 | Discretionary |